VULNERABILITY INTELLIGENCE

CVE-2021-41036

CVSS score9.8 CRITICAL
EPSS probability1.21%
CISA KEVNot currently listed
Published2021-11-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In versions prior to 1.1 of the Eclipse Paho MQTT C Client, the client does not check rem_len size in readpacket.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references